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vim-patch:9.0.1464: strace filetype detection is expensive

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Problem:    Strace filetype detection is expensive.
Solution:   Match with a cheap pattern first. (Federico Mengozzi,
            closes vim/vim#12220)

6e5a9f9482

Co-authored-by: Federico Mengozzi <19249682+fedemengo@users.noreply.github.com>
(cherry picked from commit 9808866d57)
This commit is contained in:
Christian Clason
2023-04-18 12:01:51 +02:00
committed by github-actions[bot]
parent 4d30f34a37
commit 17bdaeb79e
2 changed files with 15 additions and 2 deletions
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6
test/old/testdir/test_filetype.vim
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@@ -734,6 +734,11 @@ func Test_filetype_detection()
filetype off
endfunc
" Content lines that should not result in filetype detection
let s:false_positive_checks = {
\ '': [['test execve("/usr/bin/pstree", ["pstree"], 0x7ff0 /* 63 vars */) = 0']],
\ }
" Filetypes detected from the file contents by scripts.vim
let s:script_checks = {
\ 'virata': [['% Virata'],
@@ -826,6 +831,7 @@ func Run_script_detection(test_dict)
endfunc
func Test_script_detection()
call Run_script_detection(s:false_positive_checks)
call Run_script_detection(s:script_checks)
call Run_script_detection(s:script_env_checks)
endfunc